Tl* the contact owns a 2006 cadillac cts. the contact stated that she was unable to remove the key from the ignition and the anti-theft warning message illuminated on the instrument panel. also the temperature and fuel gauges malfunctioned. the vehicle was taken to the dealer who diagnosed that the electronic control module was defective and needed to be replaced. the manufacturer was made aware of the failure who did not offer any assistance. the vehicle was not repaired. the failure mileage was 120,000 and the current mileage was 120,500. ..updated 09/07/12 *bf updated 09/18/2012 *js